@0


@1
    MOV 0 RIGHT
S: MOV UP DOWN
    MOV UP ACC
    JNZ 1
Z:  MOV 0 DOWN
    JMP S

1:  MOV ACC RIGHT
    MOV UP ACC
    JNZ 1

    MOV RIGHT DOWN
O:  MOV RIGHT ACC
O2: MOV ACC DOWN
   JNZ O

@2


@3


@4
   MOV UP DOWN

@5


@6


@7
S: MOV LEFT ACC
   SAV
   JNZ O2

1: MOV ACC DOWN
   MOV LEFT ACC
   JNZ 1
   JMP Z

O:  MOV ACC DOWN
O2: MOV LEFT ACC
    JNZ O
    SWP
    MOV ACC DOWN
Z:  MOV 0 DOWN

@8